From 24575392bff8bdb9ec7709a78b4fbd48367fc1f5 Mon Sep 17 00:00:00 2001
From: Jens Axboe <axboe@kernel.dk>
Date: Thu, 22 Jun 2017 14:12:29 -0600
Subject: [PATCH 1/1] arch: tsc_reliable can be a bool

Signed-off-by: Jens Axboe <axboe@kernel.dk>
---
 arch/arch-ia64.h       | 4 ++--
 arch/arch-ppc.h        | 4 ++--
 arch/arch-s390.h       | 4 ++--
 arch/arch-x86-common.h | 2 +-
 arch/arch.h            | 2 ++
 gettime.c              | 4 ++--
 t/arch.c               | 2 +-
 7 files changed, 12 insertions(+), 10 deletions(-)

diff --git a/arch/arch-ia64.h b/arch/arch-ia64.h
index 53c049fd..ece3f7e2 100644
--- a/arch/arch-ia64.h
+++ b/arch/arch-ia64.h
@@ -28,10 +28,10 @@ static inline unsigned long long get_cpu_clock(void)
 }
 
 #define ARCH_HAVE_INIT
-extern int tsc_reliable;
+extern bool tsc_reliable;
 static inline int arch_init(char *envp[])
 {
-	tsc_reliable = 1;
+	tsc_reliable = true;
 	return 0;
 }
 
diff --git a/arch/arch-ppc.h b/arch/arch-ppc.h
index 4a8aa97c..ba452b15 100644
--- a/arch/arch-ppc.h
+++ b/arch/arch-ppc.h
@@ -117,12 +117,12 @@ static void atb_clocktest(void)
 #endif
 
 #define ARCH_HAVE_INIT
-extern int tsc_reliable;
+extern bool tsc_reliable;
 
 static inline int arch_init(char *envp[])
 {
 #if 0
-	tsc_reliable = 1;
+	tsc_reliable = true;
 	atb_clocktest();
 #endif
 	return 0;
diff --git a/arch/arch-s390.h b/arch/arch-s390.h
index 2e84bf8a..6bf033b0 100644
--- a/arch/arch-s390.h
+++ b/arch/arch-s390.h
@@ -28,10 +28,10 @@ static inline unsigned long long get_cpu_clock(void)
 #undef ARCH_CPU_CLOCK_WRAPS
 
 #define ARCH_HAVE_INIT
-extern int tsc_reliable;
+extern bool tsc_reliable;
 static inline int arch_init(char *envp[])
 {
-	tsc_reliable = 1;
+	tsc_reliable = true;
 	return 0;
 }
 
diff --git a/arch/arch-x86-common.h b/arch/arch-x86-common.h
index cbf66b8d..c51c04c2 100644
--- a/arch/arch-x86-common.h
+++ b/arch/arch-x86-common.h
@@ -14,7 +14,7 @@ static inline void cpuid(unsigned int op,
 
 #define ARCH_HAVE_INIT
 
-extern int tsc_reliable;
+extern bool tsc_reliable;
 extern int arch_random;
 
 static inline void arch_init_intel(unsigned int level)
diff --git a/arch/arch.h b/arch/arch.h
index 00d247c4..4fb9b518 100644
--- a/arch/arch.h
+++ b/arch/arch.h
@@ -1,6 +1,8 @@
 #ifndef ARCH_H
 #define ARCH_H
 
+#include "../lib/types.h"
+
 enum {
 	arch_x86_64 = 1,
 	arch_x86,
diff --git a/gettime.c b/gettime.c
index a14a179b..5741932f 100644
--- a/gettime.c
+++ b/gettime.c
@@ -28,7 +28,7 @@ static unsigned int max_cycles_shift;
 static unsigned int cycles_wrap;
 #endif
 #endif
-int tsc_reliable = 0;
+bool tsc_reliable = false;
 
 struct tv_valid {
 	int warned;
@@ -413,7 +413,7 @@ void fio_clock_init(void)
 	fio_clock_source_inited = fio_clock_source;
 
 	if (calibrate_cpu_clock())
-		tsc_reliable = 0;
+		tsc_reliable = false;
 
 	/*
 	 * If the arch sets tsc_reliable != 0, then it must be good enough
diff --git a/t/arch.c b/t/arch.c
index befb7c7f..bd28a848 100644
--- a/t/arch.c
+++ b/t/arch.c
@@ -1,5 +1,5 @@
 #include "../arch/arch.h"
 
 unsigned long arch_flags = 0;
-int tsc_reliable;
+bool tsc_reliable;
 int arch_random;
-- 
2.25.1